iron tannate stain

Iron Tannate Stain Iron tannate stain is a result of a chemical reaction between tannins, moisture, and iron.  The stain can look like mildew. Iron stain is most common in red oak wood and can ruin the aesthetics of flooring, paneling, furniture, kitchen cabinets, etc. made from this species.  It is a problem both during … [Read more…]